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Cyclobutanecarboxylic acid, 1-amino-3-phosphono-, trans- (9CI) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

189143-41-7

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189143-41-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 189143-41-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,9,1,4 and 3 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 189143-41:
(8*1)+(7*8)+(6*9)+(5*1)+(4*4)+(3*3)+(2*4)+(1*1)=157
157 % 10 = 7
So 189143-41-7 is a valid CAS Registry Number.

189143-41-7Downstream Products

189143-41-7Relevant academic research and scientific papers

The synthesis of 3-phosphonocyclobutyl amino acid analogues of glutamic acid via diethyl 3-oxycyclobutylphosphonate, a versatile synthetic intermediate

Hanrahan, Jane R.,Taylor, Paul C.,Errington, William

, p. 493 - 502 (1997)

A range of novel 3-phosphonocyclobutyl amino acids have been prepared via the versatile synthetic intermediate, diethyl 3-oxocyclobutylphosphonate, which is prepared in three steps from diethyl methylphosphonate. Elaboration of the 3-oxo functionality rea

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